Infrared Filter

Tian Cheng optics can supply long-wave pass filter, short wave pass filter, wide band pass filter, narrow band pass filter, super narrow band pass filter and high reflection filter etc. It covers 1um to 40 um

Product Description

Tian Cheng optics can supply long-wave pass filter, short wave pass filter, wide band pass filter, narrow band pass filter, super narrow band pass filter and high reflection filter etc. It covers 1um to 40 um


Specification:

MaterialSilicon or Germanium
Diameter Tolerance+0.0,-0.2 mm
Surface Quality60-40 scratch and dig
Clear Aperture>85%
Parallelism< 3 arc minute
FlatnessPower <5 fringes (2.5λ); Irregularity 1 fringe (λ/2)
Protective Bevel<0.25 mm x 45°
CoatingUncoated
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